Finding the Fourth Proportional to 1,527,196.05, 2,291,088.69 and 580,492.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,527,196.05 : 2,291,088.69 = 580,492.74 : x
2. Step 2: Convert to fraction form
   1,527,196.05/2,291,088.69 = 580,492.74/x
3. Step 3: Cross multiply
   1,527,196.05x = 2,291,088.69 × 580,492.74
4. Step 4: Simplify right side
   1,527,196.05x = 1,329,960,351,241.11
5. Step 5: Solve for x
   x = 1,329,960,351,241.11/1,527,196.05
6. Step 6: Final answer
   x = 870,851.09